Cut down on compositor spam after a device reset. (bug 1363126 part 5, r=rhunt)

gfx/layers/d3d11/CompositorD3D11.cpp

@@ -976,16 +976,19 @@ CompositorD3D11::BeginFrame(const nsIntRegion& aInvalidRegion,
   }
 
   if (mDevice->GetDeviceRemovedReason() != S_OK) {
-    gfxCriticalNote << "GFX: D3D11 skip BeginFrame with device-removed.";
     ReadUnlockTextures();
     *aRenderBoundsOut = IntRect();
 
-    // If we are in the GPU process then the main process doesn't
-    // know that a device reset has happened and needs to be informed
-    if (XRE_IsGPUProcess()) {
-      GPUParent::GetSingleton()->NotifyDeviceReset();
-    }
+    if (!mAttachments->IsDeviceReset()) {
+      gfxCriticalNote << "GFX: D3D11 skip BeginFrame with device-removed.";
 
+      // If we are in the GPU process then the main process doesn't
+      // know that a device reset has happened and needs to be informed
+      if (XRE_IsGPUProcess()) {
+        GPUParent::GetSingleton()->NotifyDeviceReset();
+      }
+      mAttachments->SetDeviceReset();
+    }
     return;
   }
 

gfx/layers/d3d11/DeviceAttachmentsD3D11.cpp

@@ -22,7 +22,8 @@ DeviceAttachmentsD3D11::DeviceAttachmentsD3D11(ID3D11Device* device)
    mMaximumTriangles(kInitialMaximumTriangles),
    mDevice(device),
    mContinueInit(true),
-   mInitialized(false)
+   mInitialized(false),
+   mDeviceReset(false)
 {
 }
 

gfx/layers/d3d11/DeviceAttachmentsD3D11.h

@@ -73,6 +73,13 @@ public:
   RefPtr<IDXGIResource> mSyncTexture;
   HANDLE mSyncHandle;
 
+  void SetDeviceReset() {
+    mDeviceReset = true;
+  }
+  bool IsDeviceReset() const {
+    return mDeviceReset;
+  }
+
 private:
   explicit DeviceAttachmentsD3D11(ID3D11Device* device);
   ~DeviceAttachmentsD3D11();
@@ -100,6 +107,7 @@ private:
   RefPtr<ID3D11Device> mDevice;
   bool mContinueInit;
   bool mInitialized;
+  bool mDeviceReset;
   nsCString mInitFailureId;
 };